--- product_id: 182492323 title: "Nema 23 Stepper Motor 4.2A 3.0Nm (425oz.in) 100mm Length with 8mm Shaft for CNC Mill Lathe Router" brand: "hobbyunlimited" price: "R2251" currency: ZAR in_stock: true category: "Hobby Unlimited" url: https://www.desertcart.co.za/products/182492323-nema-23-stepper-motor-4-2a-3-0nm-425oz-in store_origin: ZA region: South Africa --- # 100mm precision length 8mm robust shaft 3.0Nm torque powerhouse Nema 23 Stepper Motor 4.2A 3.0Nm (425oz.in) 100mm Length with 8mm Shaft for CNC Mill Lathe Router **Brand:** hobbyunlimited **Price:** R2251 **Availability:** ✅ In Stock ## Summary > ⚡ Power your CNC projects with the mightiest Nema 23 stepper motor on the block! ## Quick Answers - **What is this?** Nema 23 Stepper Motor 4.2A 3.0Nm (425oz.in) 100mm Length with 8mm Shaft for CNC Mill Lathe Router by hobbyunlimited - **How much does it cost?** R2251 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/182492323-nema-23-stepper-motor-4-2a-3-0nm-425oz-in) ## Best For - hobbyunlimited enthusiasts ## Why This Product - Trusted hobbyunlimited brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Robust Shaft Design:** 8mm motor shaft built for durability and seamless coupling with your tooling - • **High Current Capacity:** Rated at 4.2A with recommended 24-50VDC driver for smooth, reliable performance - • **Precision Engineering:** 100mm length ensures optimal fit and stability in your mill, lathe, or router setup - • **Unmatched Torque Power:** 3.0Nm (425oz.in) delivers industry-leading force for demanding CNC tasks - • **Versatile CNC Compatibility:** Perfectly tailored for CNC mills, lathes, and routers to elevate your machining precision ## Overview The Nema 23 Stepper Motor by HobbyUnlimited is a high-performance 3.0Nm torque motor with a 100mm length and 8mm shaft, designed for professional CNC milling, lathe, and router applications. Operating at 4.2A and 24-50VDC, it offers precision, durability, and unmatched power to elevate your machining projects. ## Description Specifications:Step Angle: 1.8°Holding Torque: 3.0Nm(425oz.in)Rated Current/phase: 4.2APhase Resistance: 0.9ohmsRecommended Voltage: 24-48VInductance: 3.8mH±20%(1KHz)Weight: 1.8kgLead Length: 30cm8mm Motor Shaft ## Features - Nema 23 100mm length stepper motor. - 3.0Nm (425oz.in) torque. - The most powerful Nema 23 stepper motor available. Ideal for CNC Mill Lathe Router. - Recommend using stepper motor driver with voltage of 24-50VDC and at least 4.2A current. - 8mm motor shaft. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B081VD4C28 | | Best Sellers Rank | #557,968 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #3,564 in Router Parts & Accessories #8,153 in Power Tool Replacement Parts | | Brand Name | HobbyUnlimited | | Customer Reviews | 4.5 4.5 out of 5 stars (133) | | Horsepower | 3 watts | | Item Dimensions W x H | 4.44"W x 2.24"H | | Manufacturer | HobbyUnlimited | | Material Type | lead | | Number of Items | 1 | | Speed | 30 rpm | | UPC | 720066769252 | | Voltage | 36 volts | ## Product Details - **Brand:** HobbyUnlimited - **Horsepower:** 3 watts - **Product Dimensions:** 4.44"W x 2.24"H - **Speed:** 30 rpm - **Voltage:** 36 volts ## Images ![Nema 23 Stepper Motor 4.2A 3.0Nm (425oz.in) 100mm Length with 8mm Shaft for CNC Mill Lathe Router - Image 1](https://m.media-amazon.com/images/I/71WXc-bpBiL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: where can i find a schematic of the dimensions for this nema 23 stepper motor?** A: Google "23HS45-4204S datasheet". 23HS45-4204S is the part number of the motor. The first page of links will have the motor datasheet which includes a mechanical drawing for the dimensions and a electrical schematic for the wiring. When I run the google search the first link I see is a sales page that includes the datasheet in the form of a PDF link. **Q: How many wires is this?** A: 4 **Q: Will my tb6600 driver work with this motor?** A: It should work, the drive is on the smaller side so it might overhear if you use at a higher duty cycle. **Q: What are the motor specs for Mach 3 setup?** A: Ask the supplier of your main board, i dont think its determined by motor. ## Frequently Bought Together - Nema 23 Stepper Motor 4.2A 3.0Nm (425oz.in) 100mm Length with 8mm Shaft for CNC Mill Lathe Router - Nema 23 Stepper Motor 2.8A 1.9Nm (269oz.in) 76mm Length with 8mm Shaft for CNC Mill Lathe Route - CNC Digital Stepper Driver DM556 Stepper Motor Controller 2-phase Stepper Motor Driver 20-50V DC Max 5.6A 128 subdivision For Nema 23, 24 and Nema 34 stepper motor --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/182492323-nema-23-stepper-motor-4-2a-3-0nm-425oz-in](https://www.desertcart.co.za/products/182492323-nema-23-stepper-motor-4-2a-3-0nm-425oz-in) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-09-27*